brittlestar vs Ruppell's octopus squid

Amphiura filiformis compared with Octopoteuthis sicula

Key Differences

• brittlestar is Least Concern while Ruppell's octopus squid is Data Deficient.

Taxonomic Classification

Rank	brittlestar	Ruppell's octopus squid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Mollusca (Mollusks)
Class	Ophiuroidea (Ophiuroidea)	Cephalopoda (Cephalopods)
Order	Amphilepidida (Amphilepidida)	Oegopsida (Oegopsida)
Family	Amphiuridae	Octopoteuthidae
Genus	Amphiura	Octopoteuthis
Species	Amphiura filiformis	Octopoteuthis sicula

Evolutionary Relationship

brittlestar and Ruppell's octopus squid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Ruppell's octopus squid

DD — Data Deficient

Physical Characteristics

Attribute	brittlestar	Ruppell's octopus squid
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Ruppell's octopus squid

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.